CVE-2026-25419

MEDIUM 4.3

WordPress UpsellWP plugin <= 2.2.5 - Broken Access Control vulnerability

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Missing Authorization vulnerability in flycart UpsellWP checkout-upsell-and-order-bumps allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects UpsellWP: from n/a through <= 2.2.5.

CWE	CWE-862
Vendor	flycart
Product	upsellwp
Published	Feb 19, 2026
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

flycart / UpsellWP

0 ≤ 2.2.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/checkout-upsell-and-order-bumps/vulnerability/wordpress-upsellwp-plugin-2-2-3-broken-access-control-vulnerability?_s_id=cve

Credits

Rapid0nion | Patchstack Bug Bounty Program